CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Version:00
Zalman Acrux II 1200W
Serial Number-
Lab IDZL12002802
Certification ID252802
  • Test Result Report ID: 25PS2802A
  • Certificate Issue Date: May 6, 2025
115V230V
Scheme: ETA-EMI PSU
115V230V
Scheme: LAMBDA PSU
Aristeidis Bitziopoulos, Certification Body General Manager

General Information

DUT Information

BrandZalman
Manufacturer (OEM)Jiumeng
SeriesAcrux II
Model NumberZM1200-ARX2
Serial Number-
DUT NotesThe fan profile is quite relaxed and it may have an impact in the long run. It also uses 22AWG for the FDD connector.

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)7-14
Rated Frequency (Hz)50-60
Rated Power (W)1200
TypeATX12V
Dimensions (W x H x D)
Cooling120mm Double Ball Bearing Fan (D12BM-12)
Semi-Passive Operation✓ (selectable)
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202010030.3
Watts1201200153.6
Total Max. Power (W)1200

Test Equipment

Electronic Loads

Chroma 63601-5 x2
Chroma 63600-2
63640-80-80 x10
63610-80-20
AC Sources Chroma 6530, APM SP300VAC4000W-P
Power Analyzers RS HMC8015
Oscilloscopes Picoscope 4444, Siglent SDS2104X PLUS
Sound Analyzer Bruel & Kjaer 2270 G4
Microphone Bruel & Kjaer Type 4955-A
Temperature Logger Picoscope TC-08
Tachometer UNI-T UT372
Multimeters Keysight 34465A
UPS FSP Champ Tower 3kVA, CyberPower OLS3000E 3kVA
Isolation Transformer 4kVA
Testing Methodology Cybenetics PSU Test Protocol

Cables and Connectors

Modular Cables
Description Cable Count Connector Count (Total) Gauge In Cable Capacitors
ATX connector 20+4 pin (600mm) 1 1 16-18AWG No
4+4 pin EPS12V (700mm) 2 2 16AWG No
6+2 pin PCIe (550mm+150mm) 1 2 16-18AWG No
6+2 pin PCIe (550mm) 2 2 16AWG No
12+4 pin PCIe (600mm) (600W) 1 1 16-26AWG No
SATA (500mm+150mm+150mm+150mm) 3 12 18AWG No
4-pin Molex (500mm+150mm+150mm) / FDD (+150mm) 1 3 / 1 18-22AWG No

Parts Description

General Data
Manufacturer (OEM)

Huizhou Jiumeng Electronics Technology Co., Ltd
PCB Type Double-Sided
Primary Side
Transient Filter 4x Y caps, 2x X caps, 2x CM chokes, 1x MOV
Inrush Protection 1x NTC Thermistor MF72-5D15 (5 Ohm @ 25°C) & Relay
Bridge Rectifier(s)

2x
APFC MOSFETs

2x Infineon IPZA60R060P7 (650V, 30A @ 100°C, Rds(on): 0.060Ohm)
APFC Boost Diode

1x Sanan SDS065J010C3 (650V, 10A @ 155°C)
Bulk Cap(s)

1x Rubycon (420V, 680uF, 2000h @ 105°C, MXE) & 1x Rubycon (420V, 470uF, 2000h @ 105°C, MXE)
Main Switchers

2x Way-On WMJ53N65F2 (650V, 26A @ 125°C, Rds(on): 0.078Ohm)
APFC Controller

Champion CM6500UNX
Resonant Controller

Champion CM6901X
IC Driver

Novosense NSi6602
Topology

Primary side: APFC, Half-Bridge & LLC Resonant converter Secondary side: Synchronous Rectification & DC-DC converters
Secondary Side
+12V MOSFETs 6x Nexperia PSMN1R0-40YLD (40V, 280A @ 25°C, Rds(on): 1.1mOhm)
5V & 3.3V DC-DC Converters: 6x Nexperia PSMN2R4-30MLD (30V, 70A @ 25°C, Rds(on): 2.4mOhm) PWM Controller(s): 1x Anpec APW7159C
Filtering Capacitors

Electrolytic: 6x Samxon (4-10,000h @ 105°C, GT), 1x Teapo (3000h @ 105°C, SC) Polymer: 31x X-CON (Samxon)
Supervisor IC Grenergy GR8313F (OVP, UVP, PG)
Fan Controller Anpec APW9010
Fan Model Yate Loon D12BM-12 (120mm, 12V, 0.30A, Fluid Dynamic Bearing Fan)
5VSB
Rectifier

1x SB1045L Schottky diode (45V, 10A)
Standby PWM Controller Chipown PN8141

Test Results

Temperature & Compliance Info

Temperature Range (°C /°F)30-32 / 86-89.6
ErP Lot 3/6 Ready✓
(EU) No 617/2013 Compliance✓
ALPM (Alternative Low Power Mode) compatible✓
ATX v3.1 PSU Power Excursion✓

Performance Summary

Efficiency RatingPLATINUM
Noise RatingA+
Average Efficiency (>1450 load combinations)90.405%
Average Noise Output (>1450 Load Combinations)18.29dBA
Average PF (>1450 Load Combinations)0.988
Efficiency With 10W (≤500W) or 2% (>500W) Load71.077%
Standby Power Consumption0.0644W
12V Ripple (Full Load)47.25mV
5V Ripple (Full Load)17.00mV
3.3V Ripple (Full Load)16.23mV
5VSB Ripple (Full Load)16.78mV
12V Load Regulation0.89%
5V Load Regulation0.58%
3.3V Load Regulation0.24%
5VSB Load Regulation1.97%
Inrush Current30.180A
Efficiency RatingPLATINUM
Noise RatingA+
Average Efficiency (>1450 load combinations)92.239%
Average Noise Output (>1450 Load Combinations)18.52dBA
Average PF (>1450 Load Combinations)0.968
Efficiency With 10W (≤500W) or 2% (>500W) Load76.782%
Standby Power Consumption0.1184W
12V Ripple (Full Load)48.69mV
5V Ripple (Full Load)17.07mV
3.3V Ripple (Full Load)17.17mV
5VSB Ripple (Full Load)19.06mV
12V Load Regulation0.67%
5V Load Regulation0.56%
3.3V Load Regulation0.36%
5VSB Load Regulation2.09%
Inrush Current55.770A
12V Transient Response (200%)11.42V
5V Transient Response (200%)4.970V
3.3V Transient Response (200%)3.210V
5VSB Transient Response (200%)5.009V
Hold-Up Time & Power Ok Signal21.40ms
AC Loss to PWR_OK Hold Up Time17.50ms
PWR_OK Inactive to DC Loss Delay3.90ms
PSU Timings: T1 (20% / 100%)103.0ms98.0ms
PSU Timings: T3 (20% / 100%)124.0ms124.0ms
12V OCP (27.1°C / 43.6°C)140.90A (140.90%), 12.051V131.00A (131.00%), 12.063V
5V OCP (27.1°C / 43.6°C)23.7A (118.50%), 5.045V23.7A (118.50%), 5.044V
3.3V OCP (27.1°C / 43.6°C)24.3A (121.50%), 3.312V23.5A (117.50%), 3.317V
5VSB OCP (27.1°C / 43.6°C)5.7A (190.00%), 5.039V5.7A (190.00%), 5.035V
OPP (27.97°C / 43.02°C)120.92%114.67%

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)21.4
AC Loss to PWR_OK Hold Up Time (ms)17.5
PWR_OK Inactive to DC Loss Delay (ms)3.9

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 114.84 V 114.80 V 113.85 V 114.87 V 116.15 V PASS
Mains Frequency: 60.00 Hz 59.99 Hz 59.40 Hz 60.02 Hz 60.60 Hz PASS
Mains Voltage CF: 1.419 1.418 1.340 1.420 1.490 PASS
Mains Voltage THD: 0.14 % 0.12 % N/A 0.18 % 2.00 % PASS
Real Power: 0.064 W 0.057 W N/A 0.072 W N/A N/A
Apparent Power: 8.928 W 8.913 W N/A 8.945 W N/A N/A
Power Factor: 0.007 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 229.83 V 229.76 V 227.70 V 229.92 V 232.30 V PASS
Mains Frequency: 50.00 Hz 49.99 Hz 49.50 Hz 50.01 Hz 50.50 Hz PASS
Mains Voltage CF: 1.419 1.417 1.340 1.420 1.490 PASS
Mains Voltage THD: 0.13 % 0.09 % N/A 0.20 % 2.00 % PASS
Real Power: 0.118 W 0.097 W N/A 0.211 W N/A N/A
Apparent Power: 30.382 W 30.323 W N/A 30.463 W N/A N/A
Power Factor: 0.004 N/A N/A N/A N/A N/A

Graphs

Efficiency Graph

INFO

This graph depicts the PSU`s efficiency throughout its entire operational range. For the generation of the efficiency and noise graphs we set our loaders to auto mode through our custom-made software before trying thousands of possible load combinations

INFO

This graph depicts the PSU`s efficiency throughout its entire operational range. For the generation of the efficiency and noise graphs we set our loaders to auto mode through our custom-made software before trying thousands of possible load combinations

Noise Graph

INFO

The PSU`s noise in its entire operational range and under 30-32 °C ambient is depicted in this graph. The X axis represents the load on the +12V rail(s) while the Y axis is the load on the minor rails

INFO

The PSU`s noise in its entire operational range and under 30-32 °C ambient is depicted in this graph. The X axis represents the load on the +12V rail(s) while the Y axis is the load on the minor rails

Conducted Emissions EN55032 & CISPR 32

NEUTRAL
PHASE

Indicative Performance

Efficiency under high ambient temperature

INFO

The PSU`s efficiency under high ambient temperatures with 115V and 230V input. For this graph the results of the 10-110% load regulation table are used

5VSB Efficiency

INFO

This graph depicts the efficiency levels of the 5VSB rail with 115V and 230V input

5VSB Efficiency (ERP LOT 3/6 & CEC)

Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.231W 66.011% 0.039
5.13V 0.35W 114.84V
2 0.09A 0.462W 72.914% 0.069
5.128V 0.633W 114.85V
3 0.55A 2.817W 79.735% 0.287
5.121V 3.533W 114.84V
4 1A 5.115W 80.23% 0.368
5.114V 6.375W 114.84V
5 1.5A 7.661W 80.093% 0.422
5.106V 9.565W 114.84V
6 3A 15.251W 77.76% 0.489
5.083V 19.613W 114.83V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.231W 56.355% 0.013
5.127V 0.411W 229.83V
2 0.09A 0.462W 66.13% 0.023
5.127V 0.699W 229.82V
3 0.55A 2.817W 77.968% 0.112
5.12V 3.614W 229.82V
4 1A 5.114W 79.305% 0.184
5.114V 6.448W 229.82V
5 1.5A 7.659W 79.426% 0.227
5.106V 9.644W 229.82V
6 3A 15.249W 78.941% 0.337
5.082V 19.318W 229.82V

Protection Features

OCP (Normal @ 27.1°C)12V: 140.90A (140.90%), 12.051V
5V: 23.7A (118.50%), 5.045V
3.3V: 24.3A (121.50%), 3.312V
5VSB: 5.7A (190.00%), 5.039V
OCP (Hot @ 43.6°C)12V: 131.00A (131.00%), 12.063V
5V: 23.7A (118.50%), 5.044V
3.3V: 23.5A (117.50%), 3.317V
5VSB: 5.7A (190.00%), 5.035V
OPP (Normal @ 28.0°C)1451.10W (120.92%)
OPP (Hot @ 43.0°C)1376.10W (114.67%)
OTP✓ (103°C @ Heat Sink)
SCP12V to Earth: ✓
5V to Earth: ✓
3.3V to Earth: ✓
5VSB to Earth: ✓
-12V to Earth: ✓
PWR_OKProper Operation
UVP (Full Load @ 90V)✓
UVP (No Damage @ 80V)✓
Conducted Emissions EN55032 & CISPR 32✓
NLO✓
Fan Failure Protection✗
SIPSurge: MOV
Inrush: NTC & Bypass Relay

Supplementary Tests (For Reference)

Typical Load Tests

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
10% 8.100A 1.978A 2A 0.98A 120.001 88.188% 0 <6.0 40.12°C 0.968
12.147V 5.056V 3.3V 5.105V 136.075 45.07°C 114.79V
20% 17.213A 2.969A 3.001A 1.178A 239.965 92.071% 589 13.4 40.82°C 0.984
12.145V 5.053V 3.299V 5.096V 260.628 42.85°C 114.76V
30% 26.624A 3.465A 3.502A 1.376A 359.228 92.62% 722 17.2 41.26°C 0.986
12.139V 5.051V 3.298V 5.087V 387.851 49.56°C 114.71V
40% 36.143A 3.962A 4.004A 1.576A 479.586 92.602% 722 17.2 41.73°C 0.989
12.129V 5.048V 3.297V 5.078V 517.899 50.63°C 114.67V
50% 45.279A 4.956A 5.006A 1.776A 599.34 92.288% 730 17.4 42.35°C 0.991
12.121V 5.045V 3.296V 5.069V 649.416 52.26°C 114.64V
60% 54.484A 5.95A 6.009A 1.977A 719.861 91.787% 904 22.8 42.78°C 0.993
12.114V 5.042V 3.296V 5.06V 784.273 53.22°C 114.59V
70% 63.640A 6.947A 7.012A 2.178A 839.591 91.227% 1099 27.7 43.14°C 0.994
12.107V 5.039V 3.295V 5.051V 920.329 53.5°C 114.56V
80% 72.875A 7.942A 8.013A 2.281A 959.577 90.633% 1322 33 43.52°C 0.995
12.099V 5.036V 3.294V 5.043V 1058.747 54.1°C 114.51V
90% 82.445A 8.443A 8.501A 2.384A 1079.379 90.002% 1568 37.9 44.37°C 0.996
12.091V 5.034V 3.293V 5.035V 1199.284 54.93°C 114.46V
100% 91.837A 8.944A 9.02A 2.989A 1199.431 89.206% 1817 42.7 45.59°C 0.996
12.083V 5.031V 3.292V 5.019V 1344.562 56.2°C 114.42V
110% 101.189A 9.941A 10.115A 2.993A 1320.036 88.622% 1531 36.9 46.14°C 0.997
12.073V 5.03V 3.292V 5.013V 1489.517 57.84°C 114.38V
CL1 0.116A 14.331A 14.412A 0A 121.304 83.469% 821 19.8 41.54°C 0.971
12.144V 5.038V 3.31V 5.113V 145.331 50.17°C 114.79V
CL2 0.115A 19.802A 0A 0A 101.352 82.295% 723 17.2 40.41°C 0.969
12.148V 5.048V 3.285V 5.118V 123.157 47.57°C 114.8V
CL3 0.114A 0A 19.821A 0A 67.384 77.109% 714 17 38.67°C 0.951
12.145V 5.046V 3.329V 5.119V 87.389 44.82°C 114.81V
CL4 99.266A 0A 0A 0.001A 1199.956 89.808% 1493 36.5 43.11°C 0.996
12.088V 5.046V 3.286V 5.072V 1336.147 52.37°C 114.43V

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
10% 8.101A 1.978A 2A 0.979A 119.997 89.119% 383 8.7 40.45°C 0.901
12.146V 5.056V 3.299V 5.106V 134.647 45.07°C 229.81V
20% 17.215A 2.968A 3.001A 1.177A 239.959 93.088% 258 <6.0 40.61°C 0.953
12.144V 5.053V 3.298V 5.097V 257.773 45.47°C 229.79V
30% 26.626A 3.465A 3.503A 1.376A 359.203 93.916% 0 <6.0 41.09°C 0.969
12.137V 5.051V 3.297V 5.088V 382.473 43.45°C 229.76V
40% 36.145A 3.962A 4.005A 1.575A 479.567 94.146% 727 17.4 41.63°C 0.978
12.128V 5.048V 3.296V 5.079V 509.387 47.44°C 229.74V
50% 45.280A 4.956A 5.008A 1.776A 599.328 94.069% 732 17.4 42.33°C 0.981
12.120V 5.045V 3.295V 5.07V 637.12 49.51°C 229.73V
60% 54.490A 5.951A 6.011A 1.977A 719.854 93.855% 914 22.8 42.62°C 0.985
12.113V 5.042V 3.294V 5.06V 766.98 50.25°C 229.71V
70% 63.648A 6.947A 7.015A 2.178A 839.591 93.568% 1090 27.7 43.31°C 0.986
12.105V 5.039V 3.293V 5.051V 897.31 50.58°C 229.69V
80% 72.886A 7.943A 8.021A 2.281A 959.579 93.175% 1296 32.7 43.84°C 0.987
12.097V 5.035V 3.291V 5.043V 1029.869 50.98°C 229.67V
90% 82.458A 8.444A 8.512A 2.384A 1079.395 92.771% 1506 36.3 44.12°C 0.988
12.090V 5.033V 3.289V 5.035V 1163.503 51.55°C 229.65V
100% 91.854A 8.945A 9.033A 2.989A 1199.438 92.296% 1793 41.9 45.7°C 0.989
12.081V 5.031V 3.288V 5.019V 1299.551 52.85°C 229.63V
110% 101.187A 9.945A 10.133A 2.993A 1320.048 91.805% 1848 42.4 45.92°C 0.99
12.074V 5.028V 3.286V 5.013V 1437.888 54.24°C 229.6V
CL1 0.116A 14.334A 14.452A 0A 121.308 83.955% 875 21.9 42.41°C 0.909
12.144V 5.037V 3.3V 5.113V 144.492 49.38°C 229.81V
CL2 0.116A 19.806A 0A 0A 101.358 83.22% 729 17.4 40.65°C 0.885
12.147V 5.047V 3.285V 5.117V 121.793 46.92°C 229.81V
CL3 0.115A 0A 19.908A 0A 67.39 76.862% 718 17 39.77°C 0.823
12.144V 5.045V 3.315V 5.118V 87.674 45.15°C 229.81V
CL4 99.284A 0A 0A 0.001A 1199.997 92.898% 1582 37.9 44.58°C 0.989
12.086V 5.046V 3.285V 5.071V 1291.732 50.47°C 229.63V

The results above are not used in the certification process

Light Load Tests

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
20W 1.220A 0.492A 0.496A 0.195A 20.008 67.851% 0 <6.0 37.92°C 0.896
12.181V 5.084V 3.325V 5.12V 29.488 36.14°C 115.05V
40W 2.694A 0.688A 0.695A 0.293A 40.007 79.881% 0 <6.0 39.75°C 0.937
12.140V 5.084V 3.325V 5.117V 50.082 37.3°C 115.04V
60W 4.157A 0.89A 0.9A 0.391A 60.003 82.561% 0 <6.0 46.03°C 0.948
12.157V 5.058V 3.3V 5.116V 72.679 38.47°C 114.82V
80W 5.622A 1.087A 1.1A 0.489A 79.95 86.065% 747 17.6 39.58°C 0.959
12.153V 5.057V 3.299V 5.114V 92.892 46.15°C 114.81V

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
20W 1.218A 0.492A 0.496A 0.195A 20.008 73.773% 0 <6.0 41.06°C 0.475
12.190V 5.085V 3.325V 5.119V 28.7 36.34°C 230.17V
40W 2.692A 0.688A 0.695A 0.293A 40.007 79.229% 0 <6.0 43.44°C 0.656
12.148V 5.085V 3.325V 5.117V 50.494 37.86°C 230.17V
60W 4.160A 0.889A 0.9A 0.391A 59.999 83.874% 0 <6.0 45.3°C 0.771
12.146V 5.058V 3.299V 5.119V 71.535 38.92°C 229.83V
80W 5.624A 1.087A 1.1A 0.489A 79.942 86.341% 0 <6.0 44.07°C 0.834
12.147V 5.058V 3.299V 5.116V 92.587 39.05°C 229.81V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load17.85mV15.65mV14.93mV12.21mVPass
20% Load32.58mV15.24mV15.13mV11.03mVPass
30% Load26.80mV15.14mV15.44mV12.62mVPass
40% Load26.18mV17.86mV17.19mV12.78mVPass
50% Load27.16mV16.22mV16.32mV16.88mVPass
60% Load27.26mV17.60mV16.83mV14.88mVPass
70% Load29.36mV16.37mV16.06mV20.06mVPass
80% Load29.51mV17.09mV17.75mV15.96mVPass
90% Load31.61mV16.53mV16.26mV16.62mVPass
100% Load47.25mV17.00mV16.23mV16.78mVPass
110% Load50.12mV18.13mV18.71mV19.90mVPass
Crossload118.14mV14.63mV14.58mV10.48mVPass
Crossload219.33mV16.47mV15.49mV10.16mVPass
Crossload317.70mV14.58mV15.60mV9.65mVPass
Crossload449.30mV17.77mV16.34mV16.67mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load17.80mV14.94mV14.98mV12.47mVPass
20% Load35.80mV15.65mV14.98mV11.39mVPass
30% Load60.15mV18.83mV26.06mV11.85mVPass
40% Load26.49mV19.65mV17.19mV13.39mVPass
50% Load25.98mV16.68mV16.11mV16.57mVPass
60% Load27.41mV15.91mV15.75mV15.60mVPass
70% Load28.39mV16.22mV15.44mV21.30mVPass
80% Load29.62mV17.45mV16.11mV18.37mVPass
90% Load31.30mV15.75mV15.85mV17.34mVPass
100% Load48.69mV17.07mV17.17mV19.06mVPass
110% Load49.33mV16.96mV17.37mV19.96mVPass
Crossload118.46mV14.57mV14.69mV10.59mVPass
Crossload218.98mV17.14mV14.98mV10.62mVPass
Crossload318.82mV15.76mV16.52mV10.26mVPass
Crossload446.46mV17.60mV16.59mV16.51mVPass

The results above are not used in the certification process

Zalman Acrux II 1200W

Top side
Power specifications label
All data and graphs included in this test report can be used by any individual on the following conditions:
› It should be mentioned that the test results are provided by Cybenetics
› The link to the original test results document should be provided in any case
Cybenetics offers the ETA and Lambda voluntary certification programs, through which the efficient and silent power supplies are promoted
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